UPDATE THIS FOR *EVERY* RELEASE (USED FOR TRACKING) define ("TABOOLA_MIN_VER","2.2.2"); // => UPDATE THIS *ONLY* IF THIS RELEASE HAS *DB CHANGES* define ("TABOOLA_DEBUG_MODE", false); // => SET THIS TO 'FALSE' FOR *EVERY* RELEASE (USED TO SUPRESS DEBUGGING LOGS) define ("TABOOLA_OPTION_NAME","taboola_plugin_version"); // Note: if this release has DB changes, then the min version will be saved under 'taboola_plugin_version' in 'wp_options'. define ("TABOOLA_XPATH_MARKER","/"); define ("TABOOLA_JS_INDICATOR","{JS}"); define ("TABOOLA_JS_MARKER","{"); define ("TABOOLA_CONTENT_FORMAT_STRING",'string'); define ("TABOOLA_CONTENT_FORMAT_SCRIPT",'script'); define ("TABOOLA_CONTENT_FORMAT_HTML",'html'); include_once('widget.php'); require_once('JavaScriptWrapper.php'); if (!class_exists('TaboolaWP')) { class TaboolaWP { //save internal data public $data = array(); public $_is_widget_on_page; public $_is_head_script_loaded = false; private $tpl_sw = 'importScripts("https://cdn.taboola.com/webpush/tsw.js");'; private $msg_sw_error = << The file sw.js in the root directory of Wordpress is not writable. Please change its permissions and try again. Otherwise replace its contents manually:

{{SW}}

Also make sure that the file is accessible at {{DOMAIN}}/sw.js

SWE; public $plugin_name; public $plugin_directory; public $plugin_url; public $settings; public $tbl_taboola_settings; public function __construct() { global $wpdb; //initialize plugin constant DEFINE('TaboolaWP', true); $this->_is_widget_on_page = false; $this->_is_head_script_loaded = false; $this->plugin_name = plugin_basename(__FILE__); $this->plugin_directory = plugin_dir_path(__FILE__); $this->plugin_url = trailingslashit(WP_PLUGIN_URL . '/' . dirname(plugin_basename(__FILE__))); $this->settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1"); $this->tbl_taboola_settings = $wpdb->prefix . '_taboola_settings'; //activation function register_activation_hook($this->plugin_name, array(&$this, 'update_db')); add_action('admin_init', array(&$this, 'update_db')); // Enable sidebar widgets if ($this->settings != NULL && !empty($this->settings->publisher_id)){ //register Taboola widget add_action('widgets_init', function(){ return register_widget("WP_Widget_Taboola"); } ); } //$this->should_place_tag_outside_of_content = $this->settings->out_of_content_enabled; if (is_admin()) { //add menu for plugin add_action( 'admin_menu', array(&$this, 'admin_generate_menu') ); add_filter('plugin_action_links', array(&$this, 'plugin_action_links'), 10, 2 ); }elseif ($this->settings != NULL){ add_action('wp_head', array(&$this, 'taboola_header_loader_inject')); if (!empty($this->settings->publisher_id_push)) { add_action('wp_head', array(&$this, 'taboola_webpush_loader_js')); $sw = 'sw.js'; $sw_path = ABSPATH . $sw; $content = file_exists($sw_path) ? file_get_contents($sw_path) : ''; if (strpos($content, $this->tpl_sw) === false) { if (!is_writable(ABSPATH) || (file_exists($sw_path) && !is_writable($sw_path))) { return $this->notice($this->msg_sw_error); } $content = $this->tpl_sw . PHP_EOL . $content; if (file_put_contents($sw_path, $content) === false) { return $this->notice($this->msg_sw_error); } } } add_action('wp_footer', array(&$this, 'taboola_footer_loader_js')); add_filter('the_content', array(&$this, 'load_taboola_content')); add_filter('the_content', array(&$this, 'load_taboola_content_mid')); //add_filter('the_content', array(&$this, 'load_taboola_content_home')); // add_filter('the_excerpt', array(&$this, 'load_taboola_content_home')); // Homepage widget – capture the full page, inject once. // Homepage widget – start buffering *before* anything else renders add_action( 'template_redirect', [ $this, 'tb_home_buffer_start' ], 0 ); // Homepage widget – flush the buffer *after* literally everything else add_action( 'shutdown', [ $this, 'tb_home_buffer_flush' ], PHP_INT_MAX ); } } /* ------------------------------------------------------------------ * HOMEPAGE WIDGET – full-page buffer * ----------------------------------------------------------------*/ public function tb_home_buffer_start() { // Use the plug-in’s own logic to decide if the home widget is enabled if ( $this->should_show_content_widget_home() ) { ob_start( [ $this, 'tb_home_buffer_inject' ] ); } } public function tb_home_buffer_inject( $html ) { //error_log( '🟢 Taboola buffer inject ran. HTML length = ' . strlen( $html ) ); // LOG #1 // error_log( 'TB-DEBUG ① buffer inject, html len='.strlen($html) ); /* * load_taboola_content_home() already: * – reads your saved widget-ID, placement, selector & occurrence * – builds the HTML + JS * – calls embed_taboola_content_location_home() to place it */ return $this->load_taboola_content_home( $html ); } public function tb_home_buffer_flush() { if ( ob_get_length() ) { echo ob_get_clean(); } } function plugin_action_links($links, $file) { static $this_plugin; if (!$this_plugin) { $this_plugin = plugin_basename(__FILE__); } if ($file == $this_plugin) { $settings_link = 'Settings'; array_unshift($links, $settings_link); } return $links; } private function should_show_content_widget(){ $retVal = ((trim($this->settings->publisher_id) != '') && is_single() && $this->settings->first_bc_enabled && trim($this->settings->first_bc_widget_id) != ''); return $retVal; } private function should_show_content_widget_mid(){ // PC - only if v2 was installed: if (!$this->is_db_updated_for_min_ver("2.0.0")) return false; $retVal1 = ((trim($this->settings->publisher_id) != '') && is_single() && $this->settings->mid_enabled && trim($this->settings->mid_widget_id) != ''); return $retVal1; } private function should_show_content_widget_home(){ // PC - only if v2 was installed: //error_log( print_r( $this->settings, true ) ); // TEMP line if (!$this->is_db_updated_for_min_ver("2.0.0")) return false; $retVal2 = ((trim($this->settings->publisher_id) != '') && (is_front_page() || is_home()) && $this->settings->home_enabled && trim($this->settings->home_widget_id) != ''); return $retVal2; } private function should_show_sidebar_widget(){ $retVal = ((trim($this->settings->publisher_id) != '') && is_active_widget( false, false, TABOOLA_WIDGET_BASE_ID, true )); return $retVal; } // Determine if a taboola widget should be added somewhere on the current page (content or sidebar) function is_widget_on_page(){ return $this->should_show_content_widget() || $this->should_show_content_widget_mid() || $this->should_show_content_widget_home() || $this->should_show_sidebar_widget(); } function get_page_type(){ $page_type='article'; if (is_front_page()){ $page_type='home'; }else if (is_category() || is_archive() || is_search()){ $page_type='category'; } return $page_type; } // return the head loader script function taboola_header_loader_js() { $head_string = ""; // Only adding the loader if a widget is going to be placed on the page. if ($this->is_widget_on_page()){ // PC - since these params will be inserted in 'loaderInjectionScript.js' via search and replace, // double brackets are used to ensure that each key is a unique string. $stringParams = array( '{{PUBLISHER_ID}}' => $this->settings->publisher_id, '{{PAGE_TYPE}}' => $this->get_page_type(), '{{WORDPRESS_VERSION}}' => get_bloginfo('version'), '{{PHP_VERSION}}' => phpversion(), '{{PLUGIN_VERSION}}' => TABOOLA_PLUGIN_VERSION, '{{LOC_MID}}' => $this->settings->mid_location_string, '{{LOC_HOME}}' => $this->settings->home_location_string ); $scriptWrapper = new JavaScriptWrapper("loaderInjectionScript.js",$stringParams); $head_string = $scriptWrapper->getScriptMarkupString(); } return $head_string; } // This function is used for the hook action, injects the header content to the tag. function taboola_header_loader_inject(){ echo $this->taboola_header_loader_js(); } // adding webpush loader function taboola_webpush_loader_js() { if(is_single() || is_home() || is_category() || is_front_page()){ $stringParamsWeb = array( '{{PUBLISHER_ID}}' => $this->settings->publisher_id_push ); $webpushInjectionScript = new JavaScriptWrapper("webPush.js",$stringParamsWeb); echo $webpushInjectionScript; } } function taboola_footer_loader_js() { // Only adding flush script if a widget is going to be placed on the page. if ($this->is_widget_on_page()){ $flushInjectionScript = new JavaScriptWrapper('flushInjectionScript.js',array()); echo $flushInjectionScript->getScriptMarkupString(); } } // Below-article widget function load_taboola_content($content) { $taboola_content = array(); if ($this->should_show_content_widget()){ $firstWidgetParams = array( '{{WIDGET_ID}}' => $this->settings->first_bc_widget_id, '{{CONTAINER}}' => 'taboola-below-article-thumbnails', // PC - If v2 was not installed, then use v1 logic '{{PLACEMENT}}' => (!empty($this->settings->first_bc_placement)) ? $this->settings->first_bc_placement : 'below-article' // In case v1 upgrade has not run yet ); $firstWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$firstWidgetParams); $taboola_content[TABOOLA_CONTENT_FORMAT_HTML][] = "

"; $taboola_content[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $firstWidgetScript; $content = $this->embed_taboola_content_location($content,$taboola_content); } return $content; } // Mid-article-widget function load_taboola_content_mid($content) { $taboola_content_mid = array(); if ($this->should_show_content_widget_mid()){ $secondWidgetParams = array('{{WIDGET_ID}}' => $this->settings->mid_widget_id, '{{CONTAINER}}' => 'taboola-mid-article-thumbnails', '{{PLACEMENT}}' => $this->settings->mid_placement); $secondWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$secondWidgetParams); $taboola_content_mid[TABOOLA_CONTENT_FORMAT_HTML][] = "

"; $taboola_content_mid[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $secondWidgetScript; $content = $this->embed_taboola_content_location_mid($content,$taboola_content_mid,trim($this->settings->mid_location_string)); } return $content; } // Homepage widget function load_taboola_content_home($content) { //error_log( 'TB-DEBUG ② entered load_taboola_content_home' ); $taboola_content_home = array(); if ($this->should_show_content_widget_home()){ $homeWidgetParams = array('{{WIDGET_ID}}' => $this->settings->home_widget_id, '{{CONTAINER}}' => 'taboola-homepage-thumbnails', '{{PLACEMENT}}' => $this->settings->home_placement); $homeWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$homeWidgetParams); $taboola_content_home[TABOOLA_CONTENT_FORMAT_HTML][] = "

"; $taboola_content_home[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $homeWidgetScript; $content = $this->embed_taboola_content_location_home($content,$taboola_content_home,trim($this->settings->home_location_string)); } return $content; } // Below-article widget // Extract the taboola content in the required format: // String - for injecting on the servr side // Script or HTML - for injecting on the client side function format_taboola_content($taboola_content,$format){ $ret_val = null; switch($format){ case TABOOLA_CONTENT_FORMAT_STRING: $result_string = join("",$taboola_content[TABOOLA_CONTENT_FORMAT_HTML]). ""; $ret_val = $result_string; break; // script or html default: $ret_val = str_replace("\n","",join("",$taboola_content[$format])); break; } return $ret_val; } // Mid-article widget function format_taboola_content_mid($taboola_content_mid,$format){ $ret_val = null; switch($format){ case TABOOLA_CONTENT_FORMAT_STRING: $result_string = join("",$taboola_content_mid[TABOOLA_CONTENT_FORMAT_HTML]). ""; $ret_val = $result_string; break; // script or html default: $ret_val = str_replace("\n","",join("",$taboola_content_mid[$format])); break; } return $ret_val; } // Homepage widget function format_taboola_content_home($taboola_content_home,$format){ $ret_val = null; switch($format){ case TABOOLA_CONTENT_FORMAT_STRING: $result_string = join("",$taboola_content_home[TABOOLA_CONTENT_FORMAT_HTML]). ""; $ret_val = $result_string; break; // script or html default: $ret_val = str_replace("\n","",join("",$taboola_content_home[$format])); break; } return $ret_val; } // Below-article widget // Do the actual logic of choosing where to place the taboola content. function embed_taboola_content_location($content, $taboola_content){ $do_default = true; // tag is placed outside of content in order to allow "read more" functionality. if ($this->settings->out_of_content_enabled){ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array( "{{HTML}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_HTML), "{{SCRIPT}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_SCRIPT)) ); $scriptWrapper->appendScript("injectWidgetByMarker('tbmarker');"); $content = $content.""; $do_default = false; } // Default for below-article widget - add to the end of the content if ($do_default){ $content = $content.$this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_STRING); } return $content; } // Mid-article widget // Do the actual logic of choosing where to place the taboola content based on the "location" attribute function embed_taboola_content_location_mid($content, $taboola_content_mid, $location){ $do_default = true; if (isset($location) && $location != ''){ $first_char = substr($location,0,1); // DIV/XPATH provided for JS handling if ($first_char == TABOOLA_JS_MARKER){ $full_indicator = substr($location,0,strlen(TABOOLA_JS_INDICATOR)); if ($full_indicator == TABOOLA_JS_INDICATOR){ $xpath = substr($location,strlen(TABOOLA_JS_INDICATOR)); $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array( "{{HTML}}" => $this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_HTML), "{{SCRIPT}}" => $this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_SCRIPT)) ); $scriptWrapper->appendScript("injectWidgetByXpath('".$xpath."');"); $content = $content.""; $do_default = false; } // server side selector provided (see simple_html_dom selectors http://simplehtmldom.sourceforge.net/manual.htm) // basically it's CSS selectors like in jQuery } else{ require_once('simple_html_dom.php'); $html_doc = str_get_html($content); $target_location = $html_doc->find($location,($this->settings->mid_location_string_occurrence)-1); // if the location was found within the html content if (isset($target_location) && is_object($target_location)){ // adding taboola content AFTER the target location $target_location->outertext = $target_location->outertext.$this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_STRING); $content = $html_doc; $do_default = false; } } } // Default for below-article widget - add to the end of the content // if ($do_default){ // $content = $content.$this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_STRING); // } return $content; } // Homepage widget // Do the actual logic of choosing where to place the taboola content based on the "location" attribute function embed_taboola_content_location_home($content, $taboola_content_home, $location){ // error_log( 'TB-DEBUG ③ raw selector string: [' . $location . ']' ); // load parser //require_once plugin_dir_path( __FILE__ ) . 'simple_html_dom.php'; // $html_doc = str_get_html( $content ); // occurrence: settings is 1-based, find() wants 0-based // $occurrence = max( 1, intval( $this->settings->home_location_string_occurrence ) ); // $node = $html_doc->find( $location, $occurrence - 1 ); // $found = is_object( $node ) ? 1 : 0; // error_log( "TB-DEBUG ③ found {$found} matching node(s) for selector [{$location}]" ); // ──────────────────────────── $do_default = true; if (isset($location) && $location != ''){ $first_char = substr($location,0,1); // DIV/XPATH provided for JS handling if ($first_char == TABOOLA_JS_MARKER){ $full_indicator = substr($location,0,strlen(TABOOLA_JS_INDICATOR)); if ($full_indicator == TABOOLA_JS_INDICATOR){ $xpath = substr($location,strlen(TABOOLA_JS_INDICATOR)); $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array( "{{HTML}}" => $this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_HTML), "{{SCRIPT}}" => $this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_SCRIPT)) ); $scriptWrapper->appendScript("injectWidgetByXpath('".$xpath."');"); $content = $content.""; $do_default = false; } // server side selector provided (see simple_html_dom selectors http://simplehtmldom.sourceforge.net/manual.htm) // basically it's CSS selectors like in jQuery } else{ require_once('simple_html_dom.php'); $html_doc = str_get_html($content); $target_location = $html_doc->find($location,($this->settings->home_location_string_occurrence)-1); // if the location was found within the html content if (isset($target_location) && is_object($target_location)){ // adding taboola content AFTER the target location $target_location->outertext = $target_location->outertext.$this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_STRING); $content = $html_doc; $do_default = false; } } } // Default for below-article widget - add to the end of the content if ($do_default){ $content = $content.$this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_STRING); } return $content; } function admin_generate_menu(){ global $current_user; add_menu_page(__('Taboola','taboola_widget'), __('Taboola','taboola_widget'), 'manage_options', 'taboola_widget', array(&$this, 'admin_taboola_settings'), $this->plugin_url.'img/taboola_icon.png', 110); } function admin_taboola_settings(){ global $wpdb; $settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1"); $taboola_errors = array(); if($_SERVER['REQUEST_METHOD'] == 'POST'){ if(trim(strip_tags($_POST['publisher_id'])) == ''){ $taboola_errors[] = "Publisher ID"; } if(isset($_POST['web_push_enabled'])) { if (trim(strip_tags($_POST['publisher_id_push'])) == '') { $taboola_errors[] = "Publisher Push ID"; } } if(isset($_POST['first_bc_enabled'])) { if (trim(strip_tags($_POST['first_bc_widget_id'])) == '') { $taboola_errors[] = "Below-article > Widget ID"; } if (trim(strip_tags($_POST['first_bc_placement'])) == '') { $taboola_errors[] = "Below-article > Placement Name"; } } if(isset($_POST['mid_enabled'])) { if (trim(strip_tags($_POST['mid_widget_id'])) == '') { $taboola_errors[] = "Mid-article > Widget ID"; } if (trim(strip_tags($_POST['mid_placement'])) == '') { $taboola_errors[] = "Mid-article > Placement Name"; } if (trim(strip_tags($_POST['mid_location_string'])) == '') { $taboola_errors[] = "Mid-article > CSS selector"; } else { // If the 'location' WAS filled in, then... // 1) Check for a valid 'location': // Validation method has not been implemented // mid_if (!$this->is_locaton_string_valid1($_POST['mid_location_string'])) { // $taboola_errors[] = "Mid-article > CSS Selector (invalid value)"; // } // 2) Validate the 'occurrence': if (!$this->is_mid_location_string_occurrence_valid($_POST['mid_location_string_occurrence'])) { $taboola_errors[] = "Mid-article > Occurance (must be >= 1)"; } } } if(isset($_POST['home_enabled'])) { if (trim(strip_tags($_POST['home_widget_id'])) == '') { $taboola_errors[] = "Homepage > Widget ID"; } if (trim(strip_tags($_POST['home_placement'])) == '') { $taboola_errors[] = "Homepage > Placement Name"; } if (trim(strip_tags($_POST['home_location_string'])) == '') { $taboola_errors[] = "Homepage > CSS selector"; } else { // If the 'location' WAS filled in, then... // 1) Check for a valid 'location': // Validation method has not been implemented // if (!$this->is_home_location_string_valid($_POST['home_location_string'])) { // $taboola_errors[] = "Homepage > CSS Selector (invalid value)"; // } // 2) Validate the 'occurrence': if (!empty($_POST['home_location_string']) && !$this->is_home_location_string_occurrence_valid($_POST['home_location_string_occurrence'])) { $taboola_errors[] = "Homepage > Occurance (must be >= 1)"; } } } if(count($taboola_errors) == 0){ $data = array( "publisher_id" => trim($_POST['publisher_id']), "web_push_enabled" => isset($_POST['web_push_enabled']) ? true : false, "publisher_id_push" => !empty($_POST['publisher_id_push']) ? trim($_POST['publisher_id_push']) : '', "first_bc_enabled" => isset($_POST['first_bc_enabled']) ? true : false, "first_bc_widget_id" => !empty($_POST['first_bc_widget_id']) ? trim($_POST['first_bc_widget_id']) : '', "first_bc_placement" => !empty($_POST['first_bc_placement']) ? trim($_POST['first_bc_placement']) : '', "out_of_content_enabled" => isset($_POST['out_of_content_enabled']) ? true : false, "mid_enabled" => isset($_POST['mid_enabled']) ? true : false, "mid_widget_id" => !empty($_POST['mid_widget_id']) ? trim($_POST['mid_widget_id']) : '', "mid_placement" => !empty($_POST['mid_placement']) ? trim($_POST['mid_placement']) : '', "mid_paragraph_ui_mode" => !empty($_POST['mid_paragraph_ui_mode']) ? trim($_POST['mid_paragraph_ui_mode']) : '', "mid_location_string_occurrence" => !empty($_POST['mid_location_string_occurrence']) ? $_POST['mid_location_string_occurrence'] : '', "mid_location_string" => !empty($_POST['mid_location_string']) ? trim($_POST['mid_location_string']) : '', "home_enabled" => isset($_POST['home_enabled']) ? true : false, "home_widget_id" => !empty($_POST['home_widget_id']) ? trim($_POST['home_widget_id']) : '', "home_placement" => !empty($_POST['home_placement']) ? trim($_POST['home_placement']) : '', "home_location_string_occurrence" => !empty($_POST['home_location_string_occurrence']) ? $_POST['home_location_string_occurrence'] : '', "home_location_string" => !empty($_POST['home_location_string']) ? trim($_POST['home_location_string']) : '' ); //var_dump($settings); $is_valid_nonce = false; if (isset( $_POST['my_plugin_nonce']) && wp_verify_nonce( $_POST['my_plugin_nonce'], 'my_plugin_update_field_action' ) ) { $is_valid_nonce = true; } if ($is_valid_nonce) { if($settings == NULL){ $wpdb->insert($this->tbl_taboola_settings, $data, null, null); } else { $wpdb->update($this->tbl_taboola_settings, $data, array('id' => $settings->id)); } } } $settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1"); } include_once('settings.php'); } function is_mid_location_string_valid($mid_location_string){ // TODO:: validate the location string return true; } function is_mid_location_string_occurrence_valid($mid_location_string_occurrence){ if ((int)$mid_location_string_occurrence >= 1) { return true; } return false; } function is_home_location_string_valid($home_location_string){ // TODO:: validate the location string return true; } function is_home_location_string_occurrence_valid($home_location_string_occurrence){ if ((int)$home_location_string_occurrence >= 1) { return true; } return false; } function columnExists($column_name) { global $wpdb; $table_name = $wpdb->prefix . "_taboola_settings"; tb_write_log("table name : " . $table_name); tb_write_log("column name : " . $column_name); $column_exists = $wpdb->get_var("SHOW COLUMNS FROM $table_name LIKE '$column_name'") !== null; if ($column_exists) { tb_write_log("Yes - column " . $column_name . " DOES exist!"); //PC return true; } else { tb_write_log("No - column " . $column_name . " does NOT exist!"); //PC return false; } } function is_upgrade_from_v1() { if($this->columnExists("first_bc_widget_id") && !$this->columnExists("first_bc_placement")){ tb_write_log("This IS a v1 upgrade!"); //PC return true; } else { tb_write_log("This is NOT a v1 upgrade!"); //PC return false; } } function is_db_updated_for_min_ver($min_ver) { /** * Checks if the DB was *previously* updated for the minimum version specified. * $min_ver should be passed in a format like this: "2.1.0" */ global $wpdb; // PC - Temporary patch for v2.1.0 // START patch =============================================== // Check if the `_taboola` table exists. // If not, then return false. $table_name = $wpdb->prefix . "_taboola_settings"; if($wpdb->get_var("SHOW TABLES LIKE '$table_name'") != $table_name) { tb_write_log("Table NOT FOUND"); return false; } else { tb_write_log("Table EXISTS"); } // END patch ================================================= // Check the saved version in wp_options. Default to '1.0.0' if the option is not found. $saved_version = get_option(TABOOLA_OPTION_NAME, '1.0.0'); $db_is_up_to_date = version_compare($saved_version, $min_ver, '>='); //tb_write_log($db_is_up_to_date); return $db_is_up_to_date; } function is_db_updated_for_current_ver() { /** * DEPRECATED * Checks if the DB was *previously* updated for the version currently loaded. */ global $wpdb; // Check the saved version in wp_options. Default to '1.0.0' if the option is not found. $saved_version = get_option(TABOOLA_OPTION_NAME, '1.0.0'); // Get the currently loaded plugin version. $plugin_version = $this->get_loaded_plugin_version(); $db_is_up_to_date = version_compare($saved_version, $plugin_version, '>='); //tb_write_log($db_is_up_to_date); return $db_is_up_to_date; } function get_loaded_plugin_version() { $plugin_data = get_plugin_data( __FILE__ ); // Can be invoked from Admin page only $loaded_plugin_version = $plugin_data['Version']; return $loaded_plugin_version; } function save_taboola_version($min_ver) { /** * Checks for the saved version in wp_options. * If not found - adds it. Else - updates it. */ tb_write_log("SAVING NEW MIN VERSION: " . $min_ver); // PC $saved_version = get_option(TABOOLA_OPTION_NAME, ''); if ($saved_version == '') { add_option(TABOOLA_OPTION_NAME, $min_ver); } else { update_option(TABOOLA_OPTION_NAME, $min_ver); } } function update_db(){ // If we are up to date, then skip this method... if ($this->is_db_updated_for_min_ver(TABOOLA_MIN_VER)) { //tb_write_log("All up to date!"); return; } $this->save_taboola_version(TABOOLA_MIN_VER); global $wpdb; require_once(ABSPATH . 'wp-admin/includes/upgrade.php'); // Handling for older MySQL versions if (function_exists('mysql_get_server_info') && version_compare(mysql_get_server_info(), '4.1.0', '>=')) { if (!empty($wpdb->charset)) $charset_collate = "DEFAULT CHARACTER SET $wpdb->charset"; if (!empty($wpdb->collate)) $charset_collate .= " COLLATE $wpdb->collate"; } // Check if this is an upgrade from v1 $is_upgrade_from_v1 = $this->is_upgrade_from_v1(); // tb_write_log("Is upgrade from v1: " . ($is_upgrade_from_v1 ? 'true' : 'false')); //settings table structure $sql_table_settings = " CREATE TABLE `" . $wpdb->prefix . "_taboola_settings` ( `id` INT NOT NULL AUTO_INCREMENT , `publisher_id` VARCHAR(255) DEFAULT NULL, `web_push_enabled` TINYINT(1) NOT NULL DEFAULT FALSE, `publisher_id_push` INT(15) DEFAULT NULL, `first_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE, `first_bc_widget_id` VARCHAR(255) DEFAULT NULL, `first_bc_placement` VARCHAR(255) DEFAULT " . ($is_upgrade_from_v1 ? "'below-article'" : "NULL") .", `first_bc_custom_css` TEXT DEFAULT NULL, `second_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE, `second_bc_widget_id` VARCHAR(255) DEFAULT NULL, `second_bc_custom_css` TEXT DEFAULT NULL, `location_string` TEXT DEFAULT NULL, `mid_enabled` TINYINT(1) NOT NULL DEFAULT FALSE, `mid_widget_id` VARCHAR(255) DEFAULT NULL, `mid_placement` VARCHAR(255) DEFAULT NULL, `out_of_content_enabled` TINYINT(1) NOT NULL DEFAULT TRUE, `mid_location_string` TEXT DEFAULT NULL, `mid_location_string_occurrence` SMALLINT DEFAULT NULL, `mid_paragraph_ui_mode` VARCHAR(255) DEFAULT NULL, `home_enabled` TINYINT(1) NOT NULL DEFAULT FALSE, `home_widget_id` VARCHAR(255) DEFAULT NULL, `home_placement` VARCHAR(255) DEFAULT NULL, `home_location_string` TEXT DEFAULT NULL, `home_location_string_occurrence` SMALLINT DEFAULT NULL, PRIMARY KEY (`id`) )" . $charset_collate . ";"; // tb_write_log($sql_table_settings); // create/update the table dbDelta($sql_table_settings); } } } global $taboolaWP; $taboolaWP = new TaboolaWP(); /* A few utility methods for logging */ // Writes debugging messages to 'logs/debug.log'. // The exact file location depends on *where* you trigger the function. // In this script, we trigger the function from the admin dashboard. // So the log file is located under 'wp-admin/logs'. function tb_write_log($log_msg) { if (!TABOOLA_DEBUG_MODE) // If not debug mode, do nothing return; $log_filename = "logs"; if (!file_exists($log_filename)) { mkdir($log_filename, 0777, true); } $log_file_data = $log_filename.'/debug.log'; // Add date/time $date = date('Y-m-d H:i:s'); $log_msg_with_date = $date." : ".$log_msg; file_put_contents($log_file_data, $log_msg_with_date . "\n", FILE_APPEND); } // Write to console function tb_console_log( $data ){ If(wp_get_environment_type() === 'development') { echo ''; } } // Write to webpage and stop function tb_print_to_page($data) { If(wp_get_environment_type() === 'development') { print_r($data); die; } } // // Enqueue js_inject.min.js script for XPath injection function enqueue_taboola_scripts() { wp_register_script( 'taboola-injector', plugins_url('js/js_inject.min.js', __FILE__), array(), // No dependencies null, // No version specified true // Load in footer ); wp_enqueue_script('taboola-injector'); } add_action('wp_enqueue_scripts', 'enqueue_taboola_scripts');